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351019 (2003 RK20)
Classification: Main-belt Asteroid          SPK-ID: 2351019
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2033409574618142 1.5921e-07  
a 2.598178036709393 5.0649e-08 au
q 2.069862027068648 3.8233e-07 au
i 7.783152240473279 1.2733e-05 deg
node 164.9657533851156 6.903e-05 deg
peri 223.5093024203255 7.7867e-05 deg
M 334.690429669476 5.0023e-05 deg
tp 2459108.043473464387
(2020-Sep-15.54347346)
0.00021522 TDB
period 1529.684223856114
4.19
4.473e-05
1.225e-07
d
yr
n .2353426899392947 6.8817e-09 deg/d
Q 3.126494046350137 6.0948e-08 au
  Orbit Determination Parameters
   # obs. used (total)      88  
   data-arc span      5324 days (14.58 yr)  
   first obs. used      2003-09-15  
   last obs. used      2018-04-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57379  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 17:42:05  

Additional Information
 Earth MOID = 1.0818 au 
 Jupiter MOID = 2.34448 au 
 T_jup = 3.374 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.7   n/a MPO440576  

351019 (2003 RK20)          Discovered 2003-Sep-15 by LONEOS at Anderson Mesa
Reference: 20130127/Numbers.arcLast Updated: 2013-01-31

Alternate Designations
 2003 RK20 = 2007 RY203 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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